Problem 619. Multiply a column by a row

Solution 190578

Submitted on 13 Jan 2013 by Bruce Raine

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Test	Status	Code Input and Output
1	Pass	%% C=[4; 1; 2]; R=[2 3 5]; M=[8 12 20; 2 3 5; 4 6 10]; assert(isequal(mul(C,R),M)); M = 8 12 20 2 3 5 4 6 10
2	Pass	%% C=[1; 1; 1]; R=[1 1]; M=ones(3,2); assert(isequal(mul(C,R),M)); M = 1 1 1 1 1 1
3	Pass	%% C=[1;2;3;0]; R=[7,2]; M=[7 2; 14 4; 21 6; 0 0]; assert(isequal(mul(C,R),M)); M = 7 2 14 4 21 6 0 0

Test

Status

Code Input and Output

Pass

%% C=[4; 1; 2]; R=[2 3 5]; M=[8 12 20; 2 3 5; 4 6 10]; assert(isequal(mul(C,R),M));

M = 8 12 20 2 3 5 4 6 10

Pass

%% C=[1; 1; 1]; R=[1 1]; M=ones(3,2); assert(isequal(mul(C,R),M));

M = 1 1 1 1 1 1

Pass

%% C=[1;2;3;0]; R=[7,2]; M=[7 2; 14 4; 21 6; 0 0]; assert(isequal(mul(C,R),M));

M = 7 2 14 4 21 6 0 0